## Valentine's Day

February 15, 2010

In honor of Valentine's day, I present the following curve, described in polar coordinates:

$latex r = \frac{sin(\theta) \sqrt{|cos(\theta)|}}{sin(\theta) + \frac{7}{5}} - 2sin(\theta) + 2$ $latex with$ $latex 0 < \theta < 2 \pi$

Thanks to Cosmic Variance and Wolfram Alpha.